Home / 249,499.02-344,304.63-136,319.34

Finding the Fourth Proportional to 249,499.02, 344,304.63 and 136,319.34

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Solution

The fourth proportional to 249,499.02, 344,304.63 and 136,319.34 is: 188,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,499.02 : 344,304.63 = 136,319.34 : x
  2. Step 2: Convert to fraction form
    249,499.02/344,304.63 = 136,319.34/x
  3. Step 3: Cross multiply
    249,499.02x = 344,304.63 × 136,319.34
  4. Step 4: Simplify right side
    249,499.02x = 46,935,379,920.54
  5. Step 5: Solve for x
    x = 46,935,379,920.54/249,499.02
  6. Step 6: Final answer
    x = 188,118.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.